Artificial Cartilage

Editor's note: This is the third in a multi-part series on bats. A baby bay bat is fed. Bats are amazingly well-adapted to the environment they live in and are unique among mammals in many ways.

Editor's note: This is the third in a multi-part series on bats. A baby bay bat is fed. Bats are amazingly well-adapted to the environment they live in and are unique among mammals in many ways.

The rules of baseball require that every base runner touch second base on their journey from first to third base. Those are the rules. Rules are black and white. Rules are logical. The debate as to the need for testing on the controversial use of HGH (Hum

New tests revealed the osteoporosis drug teriparatide thickened damaged knee joints by almost a third, raising hopes it could be used to treat arthritis.

A blast of gamma radiation could toughen up plastic prosthetic joints to make them strong enough to last for years, according to researchers in China writing in the current issue of the International Journal of Biomedical Engineering and Technology.